Table of Contents
Seminars
A note to visitors: DISCL research seminar is an open forum and welcomes interested faculty, students, and researchers to attend (due to pandemic it is a completely online event for now). Please find the seminar schedule, speaker, and talk title from this page. Additional documents including the presentation slides, reports, etc., are available upon request (DISCL members can login with your account to access these materials). If you are interested in participating in DISCL research seminars or would like to request additional documents, please contact Dr. Yong Chen (yong.chen@ttu.edu). We also welcome any suggestions and comments and appreciate your interests in our group research activities.
As of Spring 2021, this seminar series is scheduled on every Saturday, 10:00 a.m. - 11:15 a.m., CT, except the first Sat. of each month, which is arranged as a status report and group meeting event. As of now, these weekly activities are completely online via Teams meeting, and please find the link here to join the meeting: seminar (or via this link: https://tinyurl.com/disclseminars).
All recorded presentation videos are password protected, and you can find the username and password to view/download these videos from https://discl.cs.ttu.edu/doku.php?id=proceedings.
Spring 2021
- 2/6, Group Meeting
Fall 2020
- 12/09:
- 11/18:
Summer 2020
- 06/17, Dr. Yong Chen, Data-Intensive Scalable Computing Laboratory& Cloud and Autonomic Computing CenterUpdates, Reflections, and Improvements PPT
Spring 2020
Fall 2019
- 11/06:
- 09/04, Ms. Elham Hojat, Progress of Redfish Green500 Benchmarker based on Redfish Telemetry Model using InfluxDB and Containerization Technique Abstract
Summer 2019
Spring 2019
- 05/15:
- 05/01, Mr. Xi Wang, xBGAS Project Updates. Abstract
- 04/03:
- 03/27:
- 03/13, Mr. Brody Williams, Collective Communication for the xBGAS API. Abstract
Fall 2018
- 12/20, Mr. Ghazanfar Ali, Reliable Transport Protocol and Communication Patterns for Data Center Monitoring (continue from 12/13 seminar talk). Abstract
- 12/13:
- 12/04:
- Speaker: Ms. Elham Hojati, Title: Towards RGB-V2: Redfish Green500 Benchmarker Based on Redfish Telemetry Model. Abstract
- 11/29, Mr. Xi Wang, xBGAS: a 128-bit Extension on RISC-V for Data Centers. Abstract
- 11/01, Mr. Wei Xie, Storage Fragmentation Analysis and Optimizations. Abstract (slides available upon request)
- 10/25, Mr. Daniel Dunning, Adaptive Mesh Refinement in the Fastlane. Abstract
- 10/18, Ms. Elham Hojati, Swordfish Emulated Data Center using Docker Containers. Abstract
Summer 2018
Spring 2018
- 05/09,
- 05/02, No seminar.
- 04/04, No seminar.
Fall 2017
- 11/15, No seminar.
- 10/18, No seminar.
- 09/06, Dr. Yong Chen, Data-Intensive Scalable Computing Laboratory Status, Reflections, and Improvements. PPT
Summer 2017
Spring 2017
- 05/09, Ms. Neda Tavakoli, Parallel Training: Deep Learning on Modern HPC Systems. Abstract
- 04/25, No seminar.
Fall 2016
Summer 2016
- 08/04, No seminar.
- 07/14, No seminar.
Spring 2016
- 02/22, Mr. Mahesh Gurram, Functionality Comparison of Cloud Standards in IaaS. Abstract Demo Video PPT
Fall 2015
- 12/15, Mr. Ali Nosrati, SMART: A MapReduce-Like Framework for In-Situ Scientific Analytics. PPT
- 12/01, Mr. Wei Zhang, Data Partitioning on High-Performance Graph Computing System - Motivation, Exploration and Innovation. PPT
- 11/24, Ms. Prachita Gupta, Introduction to CloudLab and Cloud Standards. PPT
- 11/10, Ms. Nika Mansouri and Mr. Xi Wang, GC64 Dynamic Memory Request Coalescing Implementation and development. PPT
- 11/03, Mr. Wei Xie, IEEE BigData15 Conference Experiences. PPT
- 10/27, Ms. Elham Hojati, Performance Benchmarking and Performance Isolation in Cloud Environments. PPT
- 10/20, Ms. Neda Tavakoli, Software Defined Storage: Concept and Challenges. PPT
- 10/13, Mr. John Leidel, GC64 Dynamic Memory Coalescing. PPT
- 10/06, Mr. Misha Ahmadian, Computation Reduction through Data Re-use for Scientific Applications. PPT
- 09/29, Dr. Jiang Zhou, SUORA: A Scalable and Uniform Data Distribution Algorithm for Heterogeneous Storage Systems. PPT
- 09/24, Dr. Dong Dai, Richfs: A Graph-based Rich Metadata Extension for Parallel File Systems. PPT
- 09/15, Mr. Wei Xie, Two- Mode Data Distribution Scheme for Heterogeneous Storage in Data Centers. PPT
Summer 2015
- 08/25, Dr. Jiang Zhou, MAMS: A Highly Reliable Policy for Metadata Service PPT
- 07/28, REU students talk
- Mr. Kace Echo (Mark Reyes), Workload IO Tracing and Analysis In Sheepdog for Unistore
- Mr. Nick Muirhead, Expanding POSIX for GraphMeta
- 07/14, Ms. Elham Hojati, Cloud Benchmarking, Tools, and Challenges PPT
- 06/30, Mr. Yin Lu, Data Deduplication with DEP Architecture PPT
- 06/16, Dr. Dong Dai, GraphMeta: Managing HPC Rich Metadata in Graphs PPT
- 06/09, Mr. Wei Xie, Performance Modeling and Analysis of Write Buffer Scheme for Flash-based Solid State Drives, PPT
Spring 2015
- 05/12, Dr. Yong Chen, Data-driven Scientific Discovery: The Pathway to Supercomputing and Cloud Computing, PPT
- 05/05, No seminar due to NASA visit
- 04/27, No seminar due to travel
- 04/21, Dr. Jiang Zhou, Unistore: Analysis of Sheepdog and Design Thoughts, PPT
- 04/14, Mr. Akalanka Dissanayaka, Data Warehousing and Multidimensional Data Model, PPT
- 04/06, Mr. John Leidel, GC64 Architecture Spec: The first official RISC-V architectural extension, PPT
- 03/31, No seminar
- 03/24, Mr. Jialin Liu, Fast Data Analysis Framework for Scientific Big Data Applications, PDF
- 03/17, No seminar
- 03/10, Mr. Soheil Mazaheri, Cloud Benchmarking in Bare-metal, Virtualized, and Containerized Execution Environments PPT
- 03/03, Dr. Dong Dai, GraphTrek: Asynchronous Graph Traversal for Large-Scale Out-of-Core Property Graphs PPT
- 02/24, Mr. Wei Xie, CloudUnistore: a Unified Storage System for Cloud Computing PPT
- 02/18, Dr. Jiang Zhou, Research on Distributed File System Metadata Service for Mass Data Analysis PPT
- 02/10, Mr. Jialin Liu, In Memory Scientific Computing PDF
- 02/03, Mr. Yin Lu, Object Parallel I/O Concept and Design PPT
Fall 2014
- 12/02, Mr. Jialin Liu, Cache Data vs Cache Result for Scientific Big Data Analysis PDF
- 11/25, Dr. Dong Dai, Large-Scale Two-Choice I/O Scheduler Simulation Using ROSS and CODES PDF
- 11/18, No seminar due to Supercomputing (SC'14) and DISCS-2014 workshop attendance
- 11/11, Mr. Akalanka Mailewa, Concept of data warehousing with models and operations Evaluating PPT
- 11/04, Mr. Misha Ahmadian, Evaluating MapReduce Platform for Scientific Computing PPT
- 10/28, No seminar due to the IEEE BigData'14 conference attendance
- 10/21, Mr. Soheil Mazaheri, An Overview of Linux Containers PPT
- 10/14, Mr. John Leidel, GC64: Infrastructure Update and Software Tool ChainPPT
- 10/07, No seminar due to the Cloud and Autonomic Computing Center Semi-annual IAB Meeting attendance
- 09/30, Dr. Yong Chen, Design and Development of a Data-Intensive Scalable Computing Instrument (DISCI) for Big Data Applications &Early Experiences in Developing Research and Grant ProposalsPPT
- 09/23, Mr. Wei Xie, Unified Multilevel Cache Management in SSD Storage SystemsPPT
- 09/16, Mr. Yin Lu, Outstanding Workload Transfer Scheme and Multi-Level Hashing Dedup for HPC Storage Systems PPT
- 09/09, Ms. Kalaranjani Vijayakumar, Zanshin-Content Intelligence/Recommendation Engine(POC) PPT
- 09/02, Mr. Jialin Liu, NVM based Transaction Messaging Storage System, Using Bookkeeper as a Case StudyPDF
Summer 2014
- 08/20, Dr. Dong Dai, Preliminary Study of Graph-based Rich Metadata Management PPT
- 08/06, Mr. Misha Ahmadian, Introduction to Apache Spark and In-Memory Map Reduce PPT
- 07/23, Mr. Soheil Mazaheri, An Overview of Xeon Phi Coprocessor PPT
- 07/09, Mr. Wei Xie, Recent Research on Optimizing Filesystem, I/O Scheduler, and Cache Management for Improving the Performance and Lifetime of the SSDs PPT
- 07/02, Dr. Yong Chen, Random Thoughts on “Research” PPT
- 06/11, Mr. Yin Lu, HPC Storage, Runtime systems, and Programming Models - Latest Research Findings from IPDPS'14 PPT
Spring 2014
- 05/14, Mr. Yin Lu, Coordinated I/O Process Management in Multicore Clusters PPT
- 05/07, Mr. Tristan Currens, Parallelization of NetCDF Operations to Improve Performance on Distributed Systems
- 05/07, Mr. Jayse Hulett, The Lessfs Filesystem and Data Deduplication PPT
- 05/07, Mr. Alex Sanjuan, Improving MPI-IO performance through transparent compression in blocks PDF
- 04/23, Mr. Jialin Liu, Providing Cloud in HPC for Elastic Big Data Analysis PPT
- 04/16, Mr. Chao Chen, Decoupling Paraview Framework for Data-Intensive Analysis PPT
- 04/09, Mr. Wei Xie, Exploiting SSD's Internal Parallelism for Hiding the Translation Overhead PPT
- 04/02, Mr. John Leidel, Memory Request Coalescing for Hybrid Memory Cube Devices PPT
- 03/19, Ms. Kalaranjani Vijayakumar, In-Memory Store and Implications to Data Analytics PPT
- 03/12, Mr. Soheil Mazaheri, An Overview of Hadoop & How to Benchmark Hadoop PPT
- 03/05, Mr. Saroj Kumar Behera, Proximity based dynamic hierarchical clustering of high dimensional data for efficient searching PPT
- 02/26, Mr. Yin Lu, On Data Movement at Extreme Scale PPT
- 02/19, Mr. Junjie Chen, Heterogeneous Management of SCMs and HDDs to Unified HEC Storage Systems PPT
- 02/12, Mr. Jialin Liu, Proactive Data Analytics and Recommendations for Reducing Time to DiscoveryPDF
- 02/05, Dr. Dong Dai, IO Scheduling for Performance Balancing in Parallel File System PPT
- 01/29, No seminar due to scheduled trip
- 01/22, Mr. Wei Xie, Adaptive Data Separation Method for Improving the Garbage Collection Efficiency of Solid State Drives PPT
- 01/15, Mr. Chao Chen, Burst Buffer and In-transit Analysis PPT
Fall 2013
- 12/10, Dr. Jay Lofstead, Science Application Big Data Analytics and the Relations to Other Big Data Applications PDF
- 11/27, Mr. Chao Chen, SC'13 experience presentation PPT
- 11/27, Mr. Yin Lu, SC'13 experience presentation PPT
- 11/20, No seminar due to SC'13 attendance
- 11/13, Mr. Soheil Mazaheri, An Overview of Cloud Benchmarking PPT
- 11/06, Mr. Yin Lu, Design of a Scalable Network Performance Aware MPI I/O Strategy PPT
- 10/30, Mr. Navaneetha Krishnan Thiagarajan, Fast Retrieval with Bloom Filters in RCFile for MapReduce Data Analytic Framework PPT
- 10/23, Mr. Wei Xie, An Overview of Solid State Drive Internals and Related Research PPT
- 10/16, No seminar due to conflict with faculty meeting
- 10/09, No seminar due to BigData'13 attendance
- 10/02, Mr. Jialin Liu, Segmented Analysis for Reducing Data Movement PPT
- 09/25, No seminar due to Cluster'13 attendance
- 09/18, Mr. Jialin Liu, Model-driven Data Reorganization on Lustre for Improving Future Reads PPT
- 09/11, Mr. Yugendra R. Guvvala, Programming Models for Computers of Extreme Scale Parallelism PPT
- 09/04, Mr. Yin Lu, Characterizing the I/O Workloads inside MPI-I/O Layer PPT
- 08/28, Dr. Dong Dai, Trigger based Programming Model for Cloud Applications PPT
Summer 2013
- 08/21, John Leidel, Programming Model Derived Massively Parallel CMT Architectures PPT
- 08/14, John Weaver, Darshan for petascale I/O characterization PPT
- 08/14, Yi Guo, PerfExpert and MACPO: Code Performance Diagnosis and Optimization from an I/O Perspective PPT
- 07/31, Greg Thorsness, Fusion Active Storage for Write-intensive Big Data Applications PPT
- 07/31, Mose Gumble, Multi-Order Data Deduplication with GPGPUs for Data-Intensive Computing PPT
- 07/24, Navaneeth, Facile Methods to Handle Data in Hadoop PPT
- 07/17, Yang, Signal Processing and Computing For Rescue - A New Ultra-Wideband Radar For Detecting Survivors in Disasters PPT
- 07/10, Jonathan, Hierarchical I/O Request Collection and Workload Distribution for Collective I/O PPT
- 06/26, Yugendra, Communication Delegation Model for Exascale machines PPT
- 06/19, Brad, Paper study: “Efficient and Scalable Retrieval Techniques for Global File Properties”PPT
Spring 2013
* 05/08, Brad, Analysis of FastBit+FastQuery in regards to 4D data sets PPT
* 05/08, Shane, GPU-Equipped Inline Data Deduplication for Primary Storage Systems PPT
* 05/01, Jonathan, Hierarchical Collective I/O Communication Optimization PPT
* 04/24, Jialin, Hierarchical I/O Scheduling for Collective I/O PPT
* 04/17, Yuge, Communication Delegation Model for Exascale machines PPT
* 04/10, Junjie, WS-ROS: Maximizing Heterogeneity Exploitation through Working-Set based Reorganization Scheme in Hybrid HPC Systems PPT
* 04/03, Yin, Runtime Optimization of Communications for MPI IO in Extreme Scale PPT
* 03/27, Jialin, Co-analysis for Optimizing Data Movement PPT
* 03/20, Chao, Decoupled Execution Paradigm for Data-Intensive High-End Computing PPT
* 03/06, Shane, Multi-level Optimization of Matrix Multiplication for GPU-equipped Systems PPT
* 02/27, Junjie, HEUS: Heterogeneity Exploitation with Unified Storage in HPC Systems PPT
* 02/13, Yugendra, Architecture and Programming on Intel Phi (MIC) Processor PPT (References PDFPDFPDF)
* 02/13, Yin, Topology Aware Collective I/O Communication Optimization for Extreme Scale HPC Systems PPT
* 02/06, Jialin, Mining Scientific Dataset in Hadoop PDF
* 01/30, Yong, Lab operations PPT
* 01/30, Junjie, Paper Talk: HybridStore: A Cost-Efficient, High-Performance Storage System Combining SSDs and HDDs PPT
* 01/14, Junjie, Paper Talk: I-CASH: Intelligently Coupled Array of SSD and HDD PPT
* 01/07, Yugendra, Communication Delegation Model Overview PPT
Fall 2012
* 12/18, Junjie Chen, Placement Strategy of SSD in HPC PPT
* 12/10, Jonathan Bastnagel, Reducing Collective I/O Communication, A Hierarchical Approach PPT
* 12/10, Shane Tarleton, Utilizing GPGPUs to Offload Scientific Computations in an Active Storage System PPT
* 12/10, Mitchell Powell, The Problems Found in Storage Virtualization PPT
* 12/03, Jialin, C-FASM: Collective Fast Data Analysis with Statistical Metadata in Big Data Management PPT
* 12/03 Yin, Preliminary Thoughts on Reducing Communication Cost for Collective I/O in Exascale HPC Systems PPT
* 11/26, Yin, SC 12 Experience PPT
* 11/19, Course presentation.
* 11/12, No meeting due to SC'12.
* 11/05, Junjie, Original thinkings in Unified Storage System for HPC PPT
* 10/29, Shane, An Interesting Approach to Analyzing Scientific Simulation Data using GPGPUs PPT
* 10/22, Heng, CUDA Programming and Optimization PPT
* 10/15, Jialin, Hierarchical I/O Scheduling for Collective I/O in Data-intensive Applications PPT
* 10/08, Junjie, SSDs in HPC - Today and Future PPT
* 10/01, Yugendra, Adopting Smart Grids for power hungry Cloud computers PPT
* 09/24, Chao, The 41st ICPP experience PPT
* 09/17, Yin, I/O overlap awareness through hybrid storage systems for data intensive computing PPT
* 09/03, Chao, Streaming Deduplication: Using Data Deduplication to improve Writing Performance PPT
* 08/26, Junjie, Micro-Architecture Analysis on Gem5 and of CloudSuite PPT
Summer 2012
* 08/21, Jialin, Paper Talk: Data Organization in Scientific Applications PPT
* 08/14, Chao, Paper Talk: Preparatory Scientific Data for Analysis PPT
* 08/07, Yin, Paper Talk: Design and Implementation of Broadcast Algorithms for Extreme Scale Systems
* 07/31, Shane, Paper Talk: SnuCL: an OpenCL framework for heterogeneous CPU/GPU clusters
* 07/17, Shane, OpenCL and the Future of Heterogeneous Computing SystemsPPT
* 07/03, Yin, Future Tech'12 Conference Experience
* 06/12, Nayeem, Introducing Map-Reduce to High End ComputingPPT
* 06/05, Yin, Memory Driven Aggregator SelectionPPT
* 05/29, Jialin, Improve Data Retrieval of Large Scientific Data Sets: Two Case Studies PPT
* 05/22, Chao, Challenges and Opportunities from Climate Science Data PPT
Spring 2012
* 05/15, Nayeem, M3W model for improving Fault tolerance in Map Reduce systems PPT
* 05/01, Heng, The Hessian-based Seventh Order Predictor Method
* 04/24, Yugendra, Optimizing Accelerator Programming PPT
* 04/17, Cong, MPI+OpenMP Hybrid Programming ModelPPT
* 04/10, Quan, Efficient MapReduce Using MPI PPT
* 04/03, Dr. Alan Sill, Distributed Computing, Grid Computing and the Origin of Cloud Standards
* 03/27, Prathamesh, Proposal Rehearsal: Hybrid Storage Architecture and Optimizations for High End ComputingPDF
* 03/20, Rashed, MARIANE: MApReduce Implementation for HPC Environments PPT
* 03/13, Yugendra, Paper Talking: A Data Locality Optimizing Algorithm PPT
* 03/06, Yin, Memory Driven Aggregator Selection and Assignment for Collective IOPPT
* 02/28, Jialin, FSD: Fast Query with Integrated Statistical Information in Scientific Datasets PPT
* 02/21, Yugendra, Multi Dimensional Hybrid RAID, Communication Delegation Model,and Memory realignment & Program reorganization GPU Programming model PPT
* 02/14, Chao, A Dynamic Prototype for Contention problems of Active Storage PPT
* 02/07, Anupam, Comprehensive Benchmarking Suite for Ssds PPT
* 01/30, Dr. Chen, Data-Intensive Scalable Computing Laboratory (DISCL)PPT
Fall 2011
- 12/03, Yin, Memory-Driven Aggregator Selection For Collective IO on Petascale Machines PPT
- 11/26, Anupam & Yugendra, SC11 experience
- 11/12, Chao, Operation Schedule Determination for Active Storage PPT
- 10/30, Yugendra, Rethinking RAID for Exascale Computing SystemsPPT
- 10/22, Abhijit,Mapreduce Based Systems Rcfile and Ysmart PPT
- 10/16, Jialin, Performance Modeling and Evaluation of a Hierarchical I/O Aggregation Architecture for Extreme-scale SystemsPPT
- 10/09, Yugendra, Cluster'11 ExperiencePPT
- 10/01, Rashed, Data Deduplication in High End Computing and Cloud Computing PPT
- 09/24, Yin, Optimizing Data Sieving for High End ComputingPPT
- 09/17, Chao, Road Detection Algorithm For Vision-based NavigationPPT
- 09/03, Prathamesh, SSHDD: A hybird storage architecture of SSD and HDDPPT
- 08/25, Dr. Chen, Data-Intensive Scalable Computing Laboratory (DISCL) PPT
Summer 2011
- 08/18, Jialin, Using Shapecontext in Distorted Character Recognition PPT
- 08/09, Yin, DISCFarm: Building our own Beowulf cluster PPT
- 08/05, Anupam, Comprehensive Benchmarking Suite for SSD PDF
- 08/05, Anupam,CATCH: A Cloud-based adaptive data transfer service for Hpc PPT
- 06/16, Yin, HPDC'11 and FCRC'11 experience PPT
- 06/02, Yin, Accelerating I/O Forwarding in IBM Blue Gene/P Systems PPT